Home / 48,390.12-66,776.58-26,880.84

Finding the Fourth Proportional to 48,390.12, 66,776.58 and 26,880.84

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Solution

The fourth proportional to 48,390.12, 66,776.58 and 26,880.84 is: 37,094.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,390.12 : 66,776.58 = 26,880.84 : x
  2. Step 2: Convert to fraction form
    48,390.12/66,776.58 = 26,880.84/x
  3. Step 3: Cross multiply
    48,390.12x = 66,776.58 × 26,880.84
  4. Step 4: Simplify right side
    48,390.12x = 1,795,010,562.73
  5. Step 5: Solve for x
    x = 1,795,010,562.73/48,390.12
  6. Step 6: Final answer
    x = 37,094.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.